re PR d/90560 (ICE in visit, at d/dmd/dcast.c:1872)

	PR d/90560
d/dmd: Merge upstream dmd c6887d9bb

Fixes segmentation fault in castTo::CastTo::visit.

Reviewed-on: https://github.com/dlang/dmd/pull/10007

From-SVN: r272348

gcc/d/dmd/MERGE

-b0cd591770fefb4db6eaba89b7a548ef1e980f5c
+c6887d9bbbe7b68e03ba3bccbf61432c1b369386
 
 The first line of this file holds the git revision number of the last
 merge done from the dlang/dmd repository.

gcc/d/dmd/mtype.c

@@ -4134,8 +4134,7 @@ Type *TypeSArray::semantic(Loc loc, Scope *sc)
              * when the bottom of element type is opaque.
              */
         }
-        else if (tbn->isintegral() ||
-                 tbn->isfloating() ||
+        else if (tbn->isTypeBasic() ||
                  tbn->ty == Tpointer ||
                  tbn->ty == Tarray ||
                  tbn->ty == Tsarray ||

gcc/testsuite/gdc.test/fail_compilation/fail19890a.d

+// PERMUTE_ARGS:
+/*
+---
+fail_compilation/fail19890a.d(8): Error: `void[/^[0-9]+(LU)?$/]` size 1 * /^[0-9]+$/ exceeds 0x7fffffff size limit for static array
+---
+*/
+void[] f = cast(void[-1]) "a";

gcc/testsuite/gdc.test/fail_compilation/fail19890b.d

+// PERMUTE_ARGS:
+/*
+---
+fail_compilation/fail19890b.d(8): Error: `void[/^[0-9]+(LU)?$/]` size 1 * /^[0-9]+$/ exceeds 0x7fffffff size limit for static array
+---
+*/
+void[] f = cast(void[-2]) "a";